package OOday01;

public class StudentTest {
    public static void main(String[] args) {
        Student ly =new Student();
        ly.name="李洋";
        ly.age=19;
        ly.className="JSD2307";
        ly.stuId="001";

        ly.study();
        ly.sayHi();
        ly.playWith("刘界");

        Student lj=new Student();
        lj.stuId();
        lj.sayHi();
        lj.playWith("我");
    }
}